16701131 has 4 divisors (see below), whose sum is σ = 16709352. Its totient is φ = 16692912.

The previous prime is 16701127. The next prime is 16701137. The reversal of 16701131 is 13110761.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 16701131 - 2² = 16701127 is a prime.

It is a super-2 number, since 2×16701131² = 557855553358322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16701137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1400 + ... + 5946.

It is an arithmetic number, because the mean of its divisors is an integer number (4177338).

Almost surely, 2^16701131 is an apocalyptic number.

16701131 is a deficient number, since it is larger than the sum of its proper divisors (8221).

16701131 is an equidigital number, since it uses as much as digits as its factorization.

16701131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8220.

The product of its (nonzero) digits is 126, while the sum is 20.

The square root of 16701131 is about 4086.7017263314. The cubic root of 16701131 is about 255.6124251999.

Adding to 16701131 its reverse (13110761), we get a palindrome (29811892).

The spelling of 16701131 in words is "sixteen million, seven hundred one thousand, one hundred thirty-one".